
KEITHLEY 7708 多路复用器
制造商: KEITHLEY Model: 7708 来源: Taiwan - 联系
Specifications
Capabilities
Channels 1–40 Multiplex one of 40 2-pole or one of 20 4-pole signals into DMM.
Inputs
Maximum Signal Level
Channels (1–40) 300 V DC or rms, 1 A switched, 60 W, 125 VA maximum.
Contact Life (typ.) >105 operations at max. signal level. >108 operations no load1.
1. Open thermocouple detector on during thermocouple measurements. Minimum signal level 10 mV, 10 µA.
Contact Resistance <2 Ω at end of contact life.
Contact Potential <±500 nV typical per contact, 1 µV max. <±500 nV typical per contact pair, 1 µV max.
Offset Current <100 pA.
Connector Type Screw terminal, #20 AWG wire size.
Isolation Between Any Two Terminals >109 Ω, <200 pF.
Isolation Between Any Terminal and Earth >109 Ω, <400 pF.
Cross Talk (1 MHz, 50 Ω Load) <–40 dB.
Insertion Loss (50 Ω Source, 50 Ω Load) <0.1 dB below 1 MHz. <3 dB below 2 MHz.
Common Mode Voltage 300 V between any terminal and chassis.
General
40 Channels 40 channels of 2-pole relay input. All channels configurable to 4-pole.
Relay Type Latching electromechanical.
Actuation Time <3 ms.
Environmental and Safety
Operating Environment: Specified for 0° to 50°C.
Specified to 80% R.H. at 35°C.
Storage Environment: –25° to 65°C.
EMC: Conforms to European Union EMC Directive.
Safety: Conforms to European Union Low Voltage
Directive
RoHS: Conforms to European Union RoHS Directive
Weight 0.52 kg (1.16 lb).
Supplied Accessories
CC-92-1 Set of 20 Cable Ties
TL-23 Screwdriver
- 质量承诺
- 正品保修
- 送货到家
- 交易简单化